Your number, one digit away
One digit away
One change could reach Extreme.
Your number
42,505
Rare · Top 8.15%
Position 3: 5 → 4 · +145 points.
Gained: Binary palindrome, Digit sum 15, Harshad number.
Lost: Digit sum 16, Semiprime, Happy number.
44 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.